Four Treasures Reference Database
Record No. 29917
Sillimanite – the world's newest gem
Journal Article
Hanson, L. (1956) Sillimanite – the world's newest gem. Lapidary Journal, Vol. 10, No. 4, pp. 294–298.
Sinkankas/Born No.: NIS/NIB | RWHL
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gems, Ceylon, Sri Lanka, sillimanite
A description of gem sillimanite.